单词 | Galalith |
释义 | Galalith/ˈɡaləlɪθ/Now chiefly historical noun A plastic made from casein by treatment with formaldehyde, often used as a substitute for tortoiseshell, horn, etc. Frequently attributive Compare casein plastic. OriginEarly 20th century; earliest use found in The Trade Marks Journal. From German Galalith from ancient Greek γάλα milk + λίθος stone. |
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